print('此程序将计算您的BMI值')

weight = input('请输入您的体重(kg):')

height = input('请输入您的身高(m):')

weight = float(weight)

height = float(height)

bmi = weight/height**2

print('您的BMI值是','%.2f' %bmi)

if bmi < 18.5:

    print('您的BMI值属于:过轻')

elif bmi >=18.5 and bmi <= 25:

    print('您的BMI值属于:正常')

elif bmi >= 25 and bmi <= 28:

    print('您的BMI值属于:过重')

elif bmi >= 28 and bmi <= 32:

    print('您的BMI值属于:肥胖')

elif bmi > 32:

    print('您的BMI值属于:严重肥胖')